Teraodai

Teraodai is the principal of Robot Academy in the 22nd century. The inventor of the cat robots, and also the great grand child of Hiroshi Teraodai, the principal of Public Tsukimidai Elementary School (which appears in the main series.) He trusts in The Doraemons despite many of their bad scores in school, and often assigned tasks to them.

(Source: Doraemon Wiki)